Early Homo Flashcards
1
Q
What does it mean to be homo?
A
- Upright posture and bipedal gait
- Brain size (doesn’t continuously increase) can have homo with smaller brain size.
- Dexterity to fashion primitive tools
- ?Speech
2
Q
What was a form of Homo older than H. habilis that was discovered by Leakey?
A
- H. rudolphensis (1972)
- 1.9 Ma.
- Separate from H.habilis
3
Q
What do variations in modern humans possibly show about the past?
A
- Huge variation in modern humans
- Must take into account when looking at fossils
4
Q
What is the variation between rudolfensis and habilis?
A
- Mainly seen in the skulls
- Rudolfensis: Larger / broader. Flatter face
5
Q
What is Lucy’s child?
A
- Homo habilis partial skeleton
- Discovered in 1986
- 1.85-1.75 Ma (Olduvai Gorge)
- More ape-like than lucy
- H.erectus is only 200,000 years younger than lucy’s child
6
Q
What were early homo’s like?
A
- Early homo generally has a larger brain
- Smaller face and teeth
- Predominantly vegetarian - small amounts of meat probs scavenged
- Capable of basic tool making
- Not all homo were committed bipeds
7
Q
Tools used by early Homo
A
- Used stones that flake to make sharp edges
- Obsidian
- At least 12 different types made and found occurring in large quantities
8
Q
Concept of home basing
A
- Input - exit
- Establish for each site how things got there ?
- Washed in by flood / carried in by hominid etc